Home / 40,699.24-60,858.42-28,976.92

Finding the Fourth Proportional to 40,699.24, 60,858.42 and 28,976.92

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Solution

The fourth proportional to 40,699.24, 60,858.42 and 28,976.92 is: 43,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,699.24 : 60,858.42 = 28,976.92 : x
  2. Step 2: Convert to fraction form
    40,699.24/60,858.42 = 28,976.92/x
  3. Step 3: Cross multiply
    40,699.24x = 60,858.42 × 28,976.92
  4. Step 4: Simplify right side
    40,699.24x = 1,763,489,567.67
  5. Step 5: Solve for x
    x = 1,763,489,567.67/40,699.24
  6. Step 6: Final answer
    x = 43,329.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.